DE2261234C3 - Verfahren zur Gewinnung von reinem Stickstoff - Google Patents

Verfahren zur Gewinnung von reinem Stickstoff

Info

Publication number
DE2261234C3
DE2261234C3 DE19722261234 DE2261234A DE2261234C3 DE 2261234 C3 DE2261234 C3 DE 2261234C3 DE 19722261234 DE19722261234 DE 19722261234 DE 2261234 A DE2261234 A DE 2261234A DE 2261234 C3 DE2261234 C3 DE 2261234C3
Authority
DE
Germany
Prior art keywords
air
nitrogen
blown
evaporated
sump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE19722261234
Other languages
German (de)
English (en)
Other versions
DE2261234A1 (de
DE2261234B2 (de
Inventor
Gerhard Dr.-Ing. 8132 Tutzing Linde
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linde GmbH
Original Assignee
Linde GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Linde GmbH filed Critical Linde GmbH
Priority to DE19722261234 priority Critical patent/DE2261234C3/de
Priority to JP12183773A priority patent/JPS5517912B2/ja
Priority to FR7344334A priority patent/FR2210570B1/fr
Priority to GB5775473A priority patent/GB1419857A/en
Publication of DE2261234A1 publication Critical patent/DE2261234A1/de
Publication of DE2261234B2 publication Critical patent/DE2261234B2/de
Application granted granted Critical
Publication of DE2261234C3 publication Critical patent/DE2261234C3/de
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/044—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a single pressure main column system only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2210/00—Processes characterised by the type or other details of the feed stream
    • F25J2210/04—Mixing or blending of fluids with the feed stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/60—Expansion by ejector or injector, e.g. "Gasstrahlpumpe", "venturi mixing", "jet pumps"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
    • F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
DE19722261234 1972-12-14 1972-12-14 Verfahren zur Gewinnung von reinem Stickstoff Expired DE2261234C3 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19722261234 DE2261234C3 (de) 1972-12-14 1972-12-14 Verfahren zur Gewinnung von reinem Stickstoff
JP12183773A JPS5517912B2 (enExample) 1972-12-14 1973-10-31
FR7344334A FR2210570B1 (enExample) 1972-12-14 1973-12-12
GB5775473A GB1419857A (en) 1972-12-14 1973-12-13 Production of pure nitrogen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722261234 DE2261234C3 (de) 1972-12-14 1972-12-14 Verfahren zur Gewinnung von reinem Stickstoff

Publications (3)

Publication Number Publication Date
DE2261234A1 DE2261234A1 (de) 1974-06-20
DE2261234B2 DE2261234B2 (de) 1979-07-26
DE2261234C3 true DE2261234C3 (de) 1980-03-20

Family

ID=5864411

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722261234 Expired DE2261234C3 (de) 1972-12-14 1972-12-14 Verfahren zur Gewinnung von reinem Stickstoff

Country Status (4)

Country Link
JP (1) JPS5517912B2 (enExample)
DE (1) DE2261234C3 (enExample)
FR (1) FR2210570B1 (enExample)
GB (1) GB1419857A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2665755B1 (fr) * 1990-08-07 1993-06-18 Air Liquide Appareil de production d'azote.
DE102008064117A1 (de) 2008-12-19 2009-05-28 Linde Ag Verfahren und Vorrichtung zur Tieftemperaturzerlegung von Luft
EP2236964B1 (de) 2009-03-24 2019-11-20 Linde AG Verfahren und Vorrichtung zur Tieftemperatur-Luftzerlegung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA653456A (en) * 1962-12-04 L. Seddon William Processes and apparatus for the production of nitrogen

Also Published As

Publication number Publication date
DE2261234A1 (de) 1974-06-20
FR2210570B1 (enExample) 1978-02-24
JPS5517912B2 (enExample) 1980-05-15
FR2210570A1 (enExample) 1974-07-12
JPS5011994A (enExample) 1975-02-06
GB1419857A (en) 1975-12-31
DE2261234B2 (de) 1979-07-26

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee